package common

import (
	"os"
	"strconv"
	"sync"
	"time"

	"github.com/google/uuid"
)

var StartTime = time.Now().Unix() // unit: second
var Version = "v0.0.0"            // this hard coding will be replaced automatically when building, no need to manually change
var SystemName = "One API"
var ServerAddress = "http://localhost:3000"
var Footer = ""
var Logo = ""
var TopUpLink = ""
var ChatLink = ""
var QuotaPerUnit = 500 * 1000.0 // $0.002 / 1K tokens
var DisplayInCurrencyEnabled = true
var DisplayTokenStatEnabled = true

var UsingSQLite = false

// Any options with "Secret", "Token" in its key won't be return by GetOptions

var SessionSecret = uuid.New().String()
var SQLitePath = "one-api.db"

var OptionMap map[string]string
var OptionMapRWMutex sync.RWMutex

var ItemsPerPage = 10
var MaxRecentItems = 100

var PasswordLoginEnabled = true
var PasswordRegisterEnabled = true
var EmailVerificationEnabled = false
var GitHubOAuthEnabled = false
var WeChatAuthEnabled = false
var TurnstileCheckEnabled = false
var RegisterEnabled = true

var EmailDomainRestrictionEnabled = false
var EmailDomainWhitelist = []string{
	"gmail.com",
	"163.com",
	"126.com",
	"qq.com",
	"outlook.com",
	"hotmail.com",
	"icloud.com",
	"yahoo.com",
	"foxmail.com",
}

var DebugEnabled = os.Getenv("DEBUG") == "true"

var LogConsumeEnabled = true

var SMTPServer = ""
var SMTPPort = 587
var SMTPAccount = ""
var SMTPFrom = ""
var SMTPToken = ""

var GitHubClientId = ""
var GitHubClientSecret = ""

var WeChatServerAddress = ""
var WeChatServerToken = ""
var WeChatAccountQRCodeImageURL = ""

var TurnstileSiteKey = ""
var TurnstileSecretKey = ""

var QuotaForNewUser = 0
var QuotaForInviter = 0
var QuotaForInvitee = 0
var ChannelDisableThreshold = 5.0
var AutomaticDisableChannelEnabled = false
var QuotaRemindThreshold = 1000
var PreConsumedQuota = 500
var ApproximateTokenEnabled = false
var RetryTimes = 0

var RootUserEmail = ""

var IsMasterNode = os.Getenv("NODE_TYPE") != "slave"

var requestInterval, _ = strconv.Atoi(os.Getenv("POLLING_INTERVAL"))
var RequestInterval = time.Duration(requestInterval) * time.Second

var SyncFrequency = 10 * 60 // unit is second, will be overwritten by SYNC_FREQUENCY

const (
	RoleGuestUser  = 0
	RoleCommonUser = 1
	RoleAdminUser  = 10
	RoleRootUser   = 100
)

var (
	FileUploadPermission    = RoleGuestUser
	FileDownloadPermission  = RoleGuestUser
	ImageUploadPermission   = RoleGuestUser
	ImageDownloadPermission = RoleGuestUser
)

// All duration's unit is seconds
// Shouldn't larger then RateLimitKeyExpirationDuration
var (
	GlobalApiRateLimitNum            = 180
	GlobalApiRateLimitDuration int64 = 3 * 60

	GlobalWebRateLimitNum            = 60
	GlobalWebRateLimitDuration int64 = 3 * 60

	UploadRateLimitNum            = 10
	UploadRateLimitDuration int64 = 60

	DownloadRateLimitNum            = 10
	DownloadRateLimitDuration int64 = 60

	CriticalRateLimitNum            = 20
	CriticalRateLimitDuration int64 = 20 * 60
)

var RateLimitKeyExpirationDuration = 20 * time.Minute

const (
	UserStatusEnabled  = 1 // don't use 0, 0 is the default value!
	UserStatusDisabled = 2 // also don't use 0
)

const (
	TokenStatusEnabled   = 1 // don't use 0, 0 is the default value!
	TokenStatusDisabled  = 2 // also don't use 0
	TokenStatusExpired   = 3
	TokenStatusExhausted = 4
)

const (
	RedemptionCodeStatusEnabled  = 1 // don't use 0, 0 is the default value!
	RedemptionCodeStatusDisabled = 2 // also don't use 0
	RedemptionCodeStatusUsed     = 3 // also don't use 0
)

const (
	ChannelStatusUnknown  = 0
	ChannelStatusEnabled  = 1 // don't use 0, 0 is the default value!
	ChannelStatusDisabled = 2 // also don't use 0
)

const (
	ChannelTypeUnknown   = 0
	ChannelTypeOpenAI    = 1
	ChannelTypeAPI2D     = 2
	ChannelTypeAzure     = 3
	ChannelTypeCloseAI   = 4
	ChannelTypeOpenAISB  = 5
	ChannelTypeOpenAIMax = 6
	ChannelTypeOhMyGPT   = 7
	ChannelTypeCustom    = 8
	ChannelTypeAILS      = 9
	ChannelTypeAIProxy   = 10
	ChannelTypePaLM      = 11
	ChannelTypeAPI2GPT   = 12
	ChannelTypeAIGC2D    = 13
	ChannelTypeAnthropic = 14
	ChannelTypeBaidu     = 15
	ChannelTypeZhipu     = 16
	ChannelTypeAli       = 17
	ChannelTypeXunfei    = 18
)

var ChannelBaseURLs = []string{
	"",                               // 0
	"https://api.openai.com",         // 1
	"https://oa.api2d.net",           // 2
	"",                               // 3
	"https://api.closeai-proxy.xyz",  // 4
	"https://api.openai-sb.com",      // 5
	"https://api.openaimax.com",      // 6
	"https://api.ohmygpt.com",        // 7
	"",                               // 8
	"https://api.caipacity.com",      // 9
	"https://api.aiproxy.io",         // 10
	"",                               // 11
	"https://api.api2gpt.com",        // 12
	"https://api.aigc2d.com",         // 13
	"https://api.anthropic.com",      // 14
	"https://aip.baidubce.com",       // 15
	"https://open.bigmodel.cn",       // 16
	"https://dashscope.aliyuncs.com", // 17
	"",                               // 18
}
